<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>动态表格</title>
<script src="../js/jquery-1.11.0.js"></script>
    <style>
        table{
            border: 1px solid;
            margin: auto;
            width: 500px;
        }

        td,th{
            text-align: center;
            border: 1px solid;
        }
        div{
            text-align: center;
            margin: 50px;
        }
    </style>

    <script>

        $(document).ready(function(){
            $("#btn_add").click(function (){
                var id = $("#id").val();
                alert(id)
                var name = $("#name").val();
                var gender = $("#gender").val();

            $("table").append("<tr>\n" +
                "        <td>"+id+"</td>\n" +
                "        <td>"+name+"</td>\n" +
                "        <td>"+gender+"</td>\n" +
                "        <td><a href=\"javascript:void(0);\" onclick=\"f(this)\">删除</a></td>\n" +
                "    </tr>")
            })
        })
       function f(a){
            $(a).parent().parent().remove()
       }


    </script>
</head>
<body>

<div>
    <input type="text" id="id" placeholder="请输入编号">
    <input type="text" id="name"  placeholder="请输入姓名">
    <input type="text" id="gender"  placeholder="请输入性别">
    <input type="button" value="添加" id="btn_add">

</div>

    <table>
        <caption>学生信息表</caption>
        <tr>
            <th>编号</th>
            <th>姓名</th>
            <th>性别</th>
            <th>操作</th>
        </tr>

         <tr>
        <td>1</td>
        <td>令狐冲</td>
        <td>男</td>
        <td><a href="javascript:void(0); " onclick="f(this)" >删除</a></td>
    </tr>

    <tr>
        <td>2</td>
        <td>任我行</td>
        <td>男</td>
        <td><a href="javascript:void(0);"onclick="f(this)" >删除</a></td>
    </tr>

    <tr>
        <td>3</td>
        <td>岳不群</td>
        <td>?</td>
        <td><a href="javascript:void(0);" onclick="f(this)">删除</a></td>
    </tr>
    </table>

</body>
</html>